Product details The heating plate is at the bottom of the thermos to provide more heat. Warm heater system keeps the water hot. Made from materials that can withstand heat up to 120 degrees. The rubber sheet inside maintains heat well. And the internal pressure helps the water flow smoothly. The internal material is made of stainless steel. Rotary Base system, the hot water bottle can rotate around itself 360 degrees. Safe with a Thermo Fuse and Magnet Plug of Detachable Cord system that automatically cuts off electricity when short-circuited. Size (W) x (D) x (H) : 220 x 290 x 310 mm. 1 year warranty on the machine and 5 years on the heater.